diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h index 2d7ada0f0dbd..7f3c41dc98f2 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h @@ -43,6 +43,9 @@ */ #define DPAA2_ETH_FQ_TAILDROP_THRESH (1024 * 1024) +/* Maximum burst size value for Tx shaping */ +#define DPAA2_ETH_MAX_BURST_SIZE 0xF7FF + /* Maximum number of Tx confirmation frames to be processed * in a single NAPI call */ @@ -125,6 +128,7 @@ struct dpaa2_eth_swa { union { struct { struct sk_buff *skb; + int sgt_size; } single; struct { struct sk_buff *skb; @@ -282,9 +286,11 @@ struct dpaa2_eth_drv_stats { __u64 tx_conf_bytes; __u64 tx_sg_frames; __u64 tx_sg_bytes; - __u64 tx_reallocs; __u64 rx_sg_frames; __u64 rx_sg_bytes; + /* Linear skbs sent as a S/G FD due to insufficient headroom */ + __u64 tx_converted_sg_frames; + __u64 tx_converted_sg_bytes; /* Enqueues retried due to portal busy */ __u64 tx_portal_busy; }; @@ -395,6 +401,12 @@ struct dpaa2_eth_cls_rule { u8 in_use; }; +#define DPAA2_ETH_SGT_CACHE_SIZE 256 +struct dpaa2_eth_sgt_cache { + void *buf[DPAA2_ETH_SGT_CACHE_SIZE]; + u16 count; +}; + /* Driver private data */ struct dpaa2_eth_priv { struct net_device *net_dev; @@ -409,6 +421,7 @@ struct dpaa2_eth_priv { u8 num_channels; struct dpaa2_eth_channel *channel[DPAA2_ETH_MAX_DPCONS]; + struct dpaa2_eth_sgt_cache __percpu *sgt_cache; struct dpni_attr dpni_attrs; u16 dpni_ver_major; |